Service name is 'PHP001'.
nssm install PHP001
withou GUI
nssm install PHP001 C:\xampp\php\php.exe -S 127.0.0.1:8099
nssm set PHP001 Application C:\xampp\php\php.exe
nssm set PHP001 AppDirectory C:\xampp\www\app
nssm set PHP001 AppParameters -S 127.0.0.1:8099
nssm edit PHP001
nssm start PHP001
nssm stop PHP001
nssm restart PHP001
nssm remove PHP001